condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 10.374203333333332 4.41114 22.095 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.12442266666666667 0.0 0.373268 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0